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. 2019 Dec 17;10:2913. doi: 10.3389/fimmu.2019.02913

Figure 7.

Figure 7

CR3 triggers the Syk/calcineurin/NFATc pathway upon engagement by PGL-I-producing mycobacteria to rewire the innate response. rBCG::PGL-I targets the lectin domain of CR3 on the surface of DCs, PMNs, and MPs. Dectin-1 and CR3 cooperate to induce highly efficient entry of the bacilli. This triggers Syk for translocation of NFATc to the nucleus and initiates a transcriptional program to generate an NF-κB-independent mediator signature. This preferentially PGL-I-triggered pathway does not depend on MYD88 even though both cooperate to induce maximum levels of these mediators.